package com.tanhua.server.exception;

import com.tanhua.model.vo.ErrorResult;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;

/**
 * @author Xiao
 * @date 2021/10/23
 */
@ControllerAdvice
public class ExceptionAdvince {
    /**
     * 自定义统一异常处理：
     * 1、通过注解，声明异常处理类
     * 2、编写方法，在方法内部处理异常，构造响应数据
     * 3、方法上编写注解,指定此方法可以处理的异常类型
     */
    @ExceptionHandler(BusinessException.class)
    public ResponseEntity handlerBusinessException(BusinessException be) {
        be.printStackTrace();
        ErrorResult errorResult = be.getErrorResult();
        return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(errorResult);
    }

    @ExceptionHandler(Exception.class)
    public ResponseEntity handlerException(Exception e) {
        e.printStackTrace();
        return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(ErrorResult.error());
    }
}
